Redwood City, San Mateo, California Air Quality

Monitoring Station · Redwood City, United States
3
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
37 11pm
37
37
57 2am
57
57
57 5am
57
57
37 8am
37
37
37 11am
30
37
— 2pm
—
—
— 5pm
—
—
— 8pm
—
—
CAMS model adj +3
34
34
34
54
54
54
54
54
54
34
34
34
34
27
34

Air Quality Forecast (24h)

PM2.50.7 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

24
Berkeley-Palo Alto
5.9 km PM2.5: 5.7 µg/m³
29
Emerald Hills
6.5 km PM2.5: 6.9 µg/m³
31
Acterra!
10.5 km PM2.5: 7.5 µg/m³
35
N Foothhill Blvd
21.4 km PM2.5: 8.4 µg/m³
32
Environment Education Center
22.6 km PM2.5: 7.6 µg/m³
48
JFK Middle School
23.4 km PM2.5: 11.6 µg/m³
25
Belle Air School
23.7 km PM2.5: 5.9 µg/m³
27
Garden Ave Residence
23.8 km PM2.5: 6.5 µg/m³

Nearby Cities

63 Redwood City 68 Menlo Park 64 San Carlos 68 East Palo Alto 68 Palo Alto 64 Belmont 64 Foster City 63 Los Altos 91 San Mateo

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T02:08 UTC.